1999291272

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{106663}}^1$

素因数の和:106754

約数の個数: 64

約数和(自身を含む): 5529461760

約数和(自身を除く): 3530170488

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1562, 1704, 2343, 3124, 4686, 6248, 9372, 18744, 106663, 213326, 319989, 426652, 639978, 853304, 1173293, 1279956, 2346586, 2559912, 3519879, 4693172, 7039758, 7573073, 9386344, 14079516, 15146146, 22719219, 28159032, 30292292, 45438438, 60584584, 83303803, 90876876, 166607606, 181753752, 249911409, 333215212, 499822818, 666430424, 999645636, 1999291272]

約数ペア:

[(1, 1999291272), (2, 999645636), (3, 666430424), (4, 499822818), (6, 333215212), (8, 249911409), (11, 181753752), (12, 166607606), (22, 90876876), (24, 83303803), (33, 60584584), (44, 45438438), (66, 30292292), (71, 28159032), (88, 22719219), (132, 15146146), (142, 14079516), (213, 9386344), (264, 7573073), (284, 7039758), (426, 4693172), (568, 3519879), (781, 2559912), (852, 2346586), (1562, 1279956), (1704, 1173293), (2343, 853304), (3124, 639978), (4686, 426652), (6248, 319989), (9372, 213326), (18744, 106663)]